[swift-dev] Using gyb with benchmarks

[Michael Gottesman]

> On Apr 6, 2017, at 6:16 AM, Pavol Vaskovic via swift-dev <swift-dev at swift.org> wrote:
> 
> Hi!  
> 
> I’ve been trying to use gyb to simplify maintenance of some tests in benchmark/single-source/.
> 
> I have created DropLast.swift.gyb, but it appears this approach is currently not supported by the build system. Doing a clean build I got the following error:
> 
>> + /usr/local/bin/cmake --build /Users/mondo/Developer/swift-source/build/Ninja-ReleaseAssert/swift-macosx-x86_64 -- -j2 all swift-test-stdlib-macosx-x86_64 swift-benchmark-macosx-x86_64
>> ninja: error: '/Users/mondo/Developer/swift-source/swift/benchmark/single-source/DropLast.swift', needed by 'benchmark/Onone-x86_64-apple-macosx10.9/DropLast.o', missing and no known rule to make it
>> ./swift/utils/build-script: fatal error: command terminated with a non-zero exit status 1, aborting
> 
> 
> 
> 
> How do I make benchmarks work with gyb?

Please do not do this. We have been talking about switching the benchmarks to use swiftpm instead of our own custom cmake goop. swiftpm does not support using custom things like gyb.

Michael

> 
> Best regards
> Pavol Vaskovic
> 
> 
> 
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